Finding the Fourth Proportional to 669,048.79, 922,867.37 and 396,924.03
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Solution
The fourth proportional to 669,048.79, 922,867.37 and 396,924.03 is: 547,506.00
Step by Step Solution
- Step 1: Write the proportion equation
669,048.79 : 922,867.37 = 396,924.03 : x - Step 2: Convert to fraction form
669,048.79/922,867.37 = 396,924.03/x - Step 3: Cross multiply
669,048.79x = 922,867.37 × 396,924.03 - Step 4: Simplify right side
669,048.79x = 366,308,229,056.94 - Step 5: Solve for x
x = 366,308,229,056.94/669,048.79 - Step 6: Final answer
x = 547,506.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.